A partition is a means of logically dividing a computing resource (most frequently disk storage)

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CentOS cant grow partition

I have the following problem: I have a CentOS 7 VM virtualized by Hyper-V. Initially the Disk was about 200GB since it was only used as a MailServer. Now I'm running low on available diskspace and I ...
72
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11answers
13k views

How bad is it really to install Linux on one big partition?

We will be running CentOS 7 on our new server. We have 6 x 300GB drives in raid6 internal to the server. (Storage is largely external in the form of a 40TB raid box.) The internal volume comes to ...
2
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0answers
26 views

how do I plan partitions for LUKS encryption of a CentOS 7 server?

A CentOS 7 web server needs encryption at rest. I would like to use LUKS encryption for this, but I need direction to plan how. Can I use LUKS encryption to encrypt the entire drive as one unit on a ...
2
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3answers
1k views

is there any advantage mounting an LV by UUID instead of by path?

I know I can specify mounts in fstab by either putting their path (like /dev/sda1 or /dev/mapper/myvg-logicalVolume1) or by fs label (LABEL=root) or by UUID (UUID=1234-5678-...). I see a clear ...
2
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1answer
25 views

Where can I find dskprobe.exe for Server 2012 R2?

As the question suggests, where can I find dskprobe.exe for Windows Server 2012 R2? I need dskprobe to recover a deleted partition and I can not find the application anywhere on my server and looking ...
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2answers
1k views

partprobe will not work..i have tried everything

I am days before the RHCSA exam and i have noticed i still haven't been able to successfully run partprobe successfully after months on testing and testing and testing..not a single time I have tried ...
0
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2answers
20 views

Resizing partition fdisk fails with invalid argument

I recently resized a VPS from a 50GB SSD to a 300GB SSD through my hoster's control panel. I now am trying to resize my main partition with fdisk to be able to use all the new space. However, fdisk ...
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0answers
11 views

Need help on win 8.1 partitioning [closed]

i have Dell 5548 laptop with windows 8.1 single language. Few days back due to some problem i have formatted my laptop again with Win 8.1. Thing is that- Win RE tools, GPT, MSR partitions were missing ...
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3answers
2k views

Does repartitioning on an SSD effectively reduce the lifespan of the device?

When repartitioning to a different size on an SSD, is the data in the partition rewritten to the SSD, or is an aggressive rereferencing method used? Specifically, when using gparted under Ubuntu to ...
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0answers
27 views

Messed up chown in /usr/bin. Caja won't allow me to mount drives [migrated]

Ok so I did a bad boo-boo and did a chmod 755 on /usr/bin (it was by mistake, there was a folder in /usr i needed to do it on that started with "bi" and I stupidly did chmod -R 755 /usr/bi* cuz I was ...
11
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1answer
2k views

Is there any way to fix a corrupted LDM database?

TL;DR: Are there any tools/approaches to diagnosing and fixing LDM (Logical Disk Manager) metadata structures without recreating from scratch? Full description: I have two SSD drives ...
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2answers
37 views

How to expand a NTFS partition that is in the middle?

I am running into an issue expanding my C:\ drive, which is in the middle and I have carved space before/after it for other stuff. This is a virtual environment (VMware) and the OS is Windows 2012 ...
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2answers
36 views

How can I create a GPT partition label and mount the partition using it's label in Ubuntu?

I'm trying to assign a partition label to a GPT partition, and use that partition label as an identifier for mounting in Ubuntu 14.04. So first I setup GPT and created a partition on the volume: ~# ...
3
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5answers
3k views

Re-sizing disk partition linux/vm

I VM Player running a linux guest and I was wanting to know how do I expand the disk? In the VM player I gave more disk space but I am not sure how to mount/expand/connect the new disk space to the ...
1
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0answers
34 views

HD recognized by BIOS but not Linux or GParted

I have an old (2007) Dell Precision Workstation 690 with Ubuntu 12.04. It has 2 mirrored 139G SAS drives for OS and 2 WD Black 2TB data drives that were formatted ext4 and rsynced and had my virtual ...
2
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1answer
107 views

Cobbler import failing

I've been playing with Cobbler lately (on a CentOS 7 distrib), and I've gone through an error while importing a CentOS 7 iso. I've been able to find a work around to the problem, and I thought it'd be ...
14
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8answers
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How can I find out what hard disks are attached to a Linux box?

Here's an easy question for you guys: How do I find out what hard drives are attached to a linux box? I'm hoping for a single command that can give me a nice list of all ata/scsi/etc drives. I've ...
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3answers
65 views

In Linux what is the difference between a data partition and a folder? [closed]

I believe that examples of data partitions are /usr/ and /bin/. But these are just folders in the root directory, right? So is a data partition a folder in the root directory.
0
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1answer
42 views

How to resize a root persistent disk of a Drupal/Debian instance on Google Compute Engine

It's about a Drupal 7 site running on a debian 7 virtual machine instance on Google Compute Engine, deployed by this tutoriel Actually noting is running because boot/root disk full, MySQL crash ... ...
1
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1answer
23 views

Linux OS installed as a guest OS on VMware Workstation v10.0.2 doesn't show all partitions as is shown when installed ona physical HP server

I'm very new to VMWARE. I've a customized RHEL 6.6 for one of my application which if install on a physical HP Gen8 DL380p server, shows the partitions /apps, /,/boot,/tmp,/var,/usr,/swap When I use ...
2
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2answers
115 views

Ways to set up a ZFS pool on a device without possibility to create/manage partitions?

I have a NAS (Synology DS214 with DSM 5.0) where I don't have a possibility to create and manage partitions (maybe I could with some hacks that I don't want to make). What ways to setup multiple ZFS ...
0
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1answer
81 views

How shall I set up my ESX Server 3 partitions?

I have rebuilt my IBM x360 server. Now, I am reinstalling my VMware ESX Server 3 on it, and I have the following drive arrays: Array A is set of 3 36GB U160 (directly on server, channel 1 of my IBM ...
3
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1answer
2k views

Exchange 2010 on VMware - can I expand a partition with databases on it?

I have an Exchange server at a remote office that has a database partition that has grown considerably. It is running on VMWare vsphere 4.1. Normally on most VMs I would shut down the VM, and ...
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2answers
23 views

How to tell mdadm to use a partition as/instead of a block-device?

I have four 500GB disks which were set up as a Linux Software-RAID 5 volume during the Debian install (next to the system drive which is a SSD). One of the drives (sda) went bad and now I am trying to ...
0
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1answer
221 views

Is there a way to create an EFI partition smaller than 1MB or am I reading partition sizes wrong because the disk has been converted to Dynamic

I have been trying to get add a Mirror to my System drive in Windows Server 2012 R2 and I've been getting the error: All Disks holding extents for a given volume must have the same sector size ...
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2answers
56 views

df shows bad information on partition usage

I've tried to deal with this for days now with no luck. In this forum and also in other ones I can see a lot of discussion about this but none of the solutions have worked for me. My current ...
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5answers
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How to extend an ext4 partition and filesystem?

I have a 400GB disk with a 320GB ext4 partition. I would like to grow the ext4 partition to use the left space (80GB of free space). +--------------------------------+--------+ | ext4 ...
6
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13answers
4k views

Why have multiple partitions on a windows server?

With my IT outfit, we have templates to deploy servers with a dinky C drive/partition (10GB) and a larger D drive/partition. Why do this? Windows (at least until recently and at that minimally) has no ...
0
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2answers
51 views

Creative way to shrink a live ext4 filesystem from cloud provider?

When buying droplets, as DigitalOcean calls their cloud VM's, they are always configured with one large ext4 partition. I have an app that needs an LVM partition, so I need a creative way to shrink ...
0
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1answer
30 views

Is a partition necessary when using RAID?

I have configured raid1 on two of my disks. I am not using a partition, because I want to use the entire disk. Is this correct? The command lsblk produces the following output for my disks: sdc ...
0
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1answer
98 views

LVM on disk with no partition table. How to reallocate free space with fdisk?

I shrank an LVM in half using these commands: e2fsck -f /dev/VG/LV resize2fs /dev/VG/LV 5G lvreduce -L 5G /dev/VG/LV Inspecting the physical volume yields this: --- Physical volume --- PV Name ...
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0answers
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Discrepancy between total sectors and calculated total sectors using fdisk

I use ubuntu on vmware. With fdisk command I got this output: Disk /dev/sda: 42.9 GB, 42949672960 bytes 255 heads, 56 sectors/track, 5874 cylinders, total 83886080 sectors Units = sectors of 1 * 512 ...
5
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1answer
6k views

How to fix Hadoop HDFS cluster with missing blocks after one node was reinstalled?

I have a 5 slave Hadoop cluster (using CDH4)---slaves are where DataNode and TaskNode run. Each slave has 4 partitions dedicated to HDFS storage. One of the slaves needed a reinstall and this caused ...
5
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2answers
4k views

LVM logical volume partition corrupted after lvreduce

I encounter the problem when I try to shrink one logical volume. I took the actions as following steps shows: # unmount /home # lvreduce --size -100G /dev/vg_dev/lv_home # lvdisplay ...
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2answers
110 views

CentOS & moving /var to a new disk/partition

Slightly older system, roughly 2 years old. Running CentOS I'm noticing I have /var using a lot of space, and it's all good stuff...so deleting space isn't the answer. Is there any easy/safe way to ...
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1answer
386 views

installing CoreOS using usb device and CoreOS ISO

I have some doubts about installing CoreOS using the image ISO. I follow the steps in CoreOS docs, in the Install section: cfdisk -z /dev/sda touch "/usr.squashfs (deleted)" # work around a bug ...
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31 views

issue in increasing disk size in ubuntu guest vmware

Have followed link I was trying to increase the size of my disk allocated to ubuntu guest in vmware below are the things i have already done Increased max setting in vmware settings - Done ...
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2answers
123 views

Cloning LVM partitions

I need to clone a CentOS installation from a 1TB disk partitioned with LVM, to several identical machines. The disk is mostly empty since only the operating system and some software are installed and ...
3
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1answer
1k views

MDT: choose specific partition to install Windows on

For several reasons I need to be able to customize MDT, so that I can choose which partition I want to install Windows on. We already have this option when we install from a simple Windows DVD, so why ...
0
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1answer
55 views

what are the folders in fstab without the device name or label or UUID

This is my /etc/fstab file on my CentOS6.6 : /dev/mapper/VolGroup-lv_root / ext4 usrjquota=quota.user,jqfmt=vfsv0,noatime,nodiratime,commit=120 1 1 ...
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1answer
34 views

creating new partition for backup

I got a new server form hosting company. It has 2x2tb hard drives. I told the provider I would be using one drive for data/OS and the other for backup.Before doing offsite backup. I moved all my ...
0
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1answer
233 views

Can a Windows Server 2008 use a GPT-only partition table?

I have here a little bit uncommon system: its primary hard disk can't have an old, DOS (MBR) partition table, only a GPT type. It is an outer restriction, that nothing can be done about. It seems as ...
0
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1answer
68 views

Extending partition on centos 6

I have a VPS which appeared to lack some space somewhere. It should've been 150GB but was only 50GB. I've been trying to extend the partition but I can't seem to find out how even with the help of ...
0
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1answer
46 views

Is mounting /boot in /etc/fstab automatically necessary?

Hello members of StackExchange, I am running a Debian 8.0 server with Full-Disk-Encryption and while I was doing some hardening I went through the /etc/fstab and I was wondering if some partitions ...
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1answer
2k views

Windows 2012 installation, couldn't create partition or locate existing

I've seen this error all over the place for 2012 and 8 Windows' versions. I have tried multiple methods of getting around this issue to no avail. Some methods I tried: Disk part from command prompt, ...
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Reread partition table without rebooting?

Sometimes, when resizing or otherwise mucking about with partitions on a disk, cfdisk will say: Wrote partition table, but re-read table failed. Reboot to update table. (This also happens with ...
0
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0answers
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Ubuntu 12.04 and Hardware RAID 5 and LVM

I have an existing database server setup with RAID5 (3pcs 1 TB disk - usable is 2TB). One of its partition is /data is LVM. There is production data already in the First RAID 5 so we opted to create ...
3
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3answers
325 views

How can I create one large partiton over two drives in CentOS?

I've got a new dedicated server that I want to use purely for backup purposes. [root@dedi ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda3 20G 942M 18G 6% / tmpfs ...
0
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1answer
53 views

Does this partition setup look OK for Centos 6.x and Plesk panel?

I have a new server with 2x3TB HDD, I want to setup software raid 1; When I use host's automatic install it makes my largest partition 2TB and the other 1TB a separate partition (not nice). So I am ...
3
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1answer
790 views

Script partitioning fresh raw disk images with sfdisk (C/H/S ignored?)

I'm trying to automate the process of creating raw disk images. I don't care so much about C/H/S, but that the block size should be a rough standard of 512 bytes. However, I'm having trouble ...